Search:

Type: Posts; User: Obijuan83; Keyword(s):

Page 1 of 3 1 2 3

Search: Search took 0.02 seconds.

  1. Replies
    6
    Views
    731

    First stage is ready ...

    First stage is ready

    https://i.ibb.co/wCVWYmr/IMG-20210417-231449.jpg

    https://i.ibb.co/bXbDCpp/IMG-20210417-231948.jpg

    Also progress to 2nd stage, waiting for evaporator.
    ...
  2. Replies
    6
    Views
    731

    Thanks, I would like to have -115C idle/-100C...

    Thanks, I would like to have -115C idle/-100C Load @ 350-400w.

    A little more progress

    https://i.ibb.co/6n05g1h/IMG-20210408-190517.jpg

    https://i.ibb.co/5WndPwS/IMG-20210408-190556.jpg

    And...
  3. Replies
    6
    Views
    731

    Some electric components arrived ...

    Some electric components arrived

    https://i.ibb.co/dLbBGxm/IMG-20210405-200158.jpg

    https://i.ibb.co/C1qn6fs/IMG-20210405-200131.jpg

    https://i.ibb.co/KxNPjtL/IMG-20210405-213952.jpg
  4. Replies
    6
    Views
    731

    Some progress ...

    Some progress

    https://i.ibb.co/0Z7ns2q/IMG-20210404-222837.jpg

    https://i.ibb.co/mS4xRSQ/IMG-20210404-222925.jpg
  5. Replies
    6
    Views
    731

    2-Stage Cascade Project

    Its time for the next step in Phase Change cooling, so decided to build a 2 Stage Cascade.

    It will consist of:

    1st Stage

    - Mitsubishi RE313VDMT Rotary 18k BTU/31.3cc
    - 3KW Condenser...
  6. Replies
    6
    Views
    2,607

    Its a long time I finished it, but had no time...

    Its a long time I finished it, but had no time testing it in action.

    At slightly in vacuum it goes down to -28 without fan working, I have to tune it at load...
  7. Replies
    6
    Views
    2,607

    Tiny Single Stage for Chipset

    I recently revisited s775 and decided to build a tiny chipset SS

    I used:

    1/10hp 2.95cm? r134 Compressor
    Condenser 21x17cm
    Base plate 27x24cm
    3m 0.8mm captube
    1/4"discharge line...
  8. Replies
    31
    Views
    12,073

    Some aesthetic improvements! All up and...

    Some aesthetic improvements!

    All up and running

    https://i.ibb.co/cymvzKL/IMG-20201213-220252.jpg

    https://i.ibb.co/PZbG9Sq/IMG-20201213-220411.jpg
    ...
  9. Replies
    31
    Views
    12,073

    R404a/r507 should used in an SS. For -50C @...

    R404a/r507 should used in an SS.

    For -50C @ load you have to use a Rotary compressor as in the SS in first page
  10. Replies
    31
    Views
    12,073

    Thanks! Its almost finished, only charge with...

    Thanks!

    Its almost finished, only charge with r404a left.

    https://i.ibb.co/7Gnkfgs/IMG-20201209-160443.jpg

    https://i.ibb.co/M5P6ZNT/IMG-20201209-160404.jpg
    ...
  11. Replies
    31
    Views
    12,073

    Adding gauges to the "small" SS ...

    Adding gauges to the "small" SS

    https://i.ibb.co/JdGYqJH/IMG-20201207-220542.jpg

    https://i.ibb.co/vmTDGsx/IMG-20201207-220507.jpg
  12. Replies
    31
    Views
    12,073

    Its idle temperature

    Its idle temperature
  13. Replies
    31
    Views
    12,073

    Some improvements, I add a 220v fan regulator due...

    Some improvements, I add a 220v fan regulator due to low ambient temp.

    https://i.ibb.co/GptfqrW/IMG-20201128-230220.jpg

    https://i.ibb.co/ftM9tCZ/IMG-20201128-230435.jpg
  14. Replies
    31
    Views
    12,073

    NEK2150GK was around -32C at load (x256 4k)with a...

    NEK2150GK was around -32C at load (x256 4k)with a 3770k/7700koverclocked and -42C at load with a Sempron overclocked, so about 15C difference

    Idling around -48C
  15. Replies
    31
    Views
    12,073

    It is noisier than the Aspera NEK2150GK (1/2+hp)...

    It is noisier than the Aspera NEK2150GK (1/2+hp) I had before for sure.

    But it is a beast(for my use) it can hold a:

    -i7 3930k (350Watt) @ 5.35GHz @ 1.69v in x265 4k
    @ idle -57.0C / load...
  16. Replies
    31
    Views
    12,073

    I tried with i7 3930k 6c/12t @ 5.25GHz 1.6v , not...

    I tried with i7 3930k 6c/12t @ 5.25GHz 1.6v , not attached -64C, idle -58 , load -52 @ end of CBr15

    https://i.ibb.co/X2YP006/IMG-20201118-233544.jpg
    ...
  17. Replies
    31
    Views
    12,073

    Finally up and running! Trying to tune it ...

    Finally up and running!

    Trying to tune it

    https://i.ibb.co/1ZVGdPS/IMG-20201118-173914.jpg
  18. Replies
    31
    Views
    12,073

    Update I change the Rotary to a 12000 BTU...

    Update

    I change the Rotary to a 12000 BTU Mitsubishi 20.7cc r407c that Nachtfalke suggested.

    Discharge pipe is 5/16"
    Suction pipe is 3/8"
    1/4 sae Gauges
    ...
  19. Replies
    31
    Views
    12,073

    Thanks for your suggestions! So instead of 1/4...

    Thanks for your suggestions!

    So instead of 1/4 discharge pipe I should go better with 3/8 pipe?

    Also, I was a advised to use 1.06mm captube around 2.0-2.2m for ~300w load, what is your...
  20. Replies
    31
    Views
    12,073

    Can you share a photo of your build to take an...

    Can you share a photo of your build to take an idea?
  21. Replies
    31
    Views
    12,073

    A little progress with copper lines ...

    A little progress with copper lines

    https://i.ibb.co/zSP02SV/IMG-20201030-221800.jpg

    https://i.ibb.co/sqw5qc2/IMG-20201030-221845.jpg
  22. Replies
    31
    Views
    12,073

    I am not familiar with PEV, how far from evap can...

    I am not familiar with PEV, how far from evap can I keep it?(in centimeters?)
  23. Replies
    31
    Views
    12,073

    Yes its a 2hp compressor

    Yes its a 2hp compressor
  24. Replies
    31
    Views
    12,073

    Rotary Single Stage - Mitsubishi 12000btu

    My first attempt building a Rotary Single Stage.

    I will use:

    12000 BTU LG Rotary compressor RE207 r407c
    Base plate and condenser from an 3/8+ Aspera Unit
    BartX evaporator and mounting kit...
  25. Replies
    61
    Views
    37,063

    Thanks that is the purpose of the forum to...

    Thanks that is the purpose of the forum to exchange experience and ideas
Results 1 to 25 of 75
Page 1 of 3 1 2 3